OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

WDAY $210.00 Call

WDAY270115C00210000

Latest saved OI3,104Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $210.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,1041,5520 2026-10-09: 3,103 OI2026-10-12: 3,103 OI2026-10-14: 3,103 OI2026-10-15: 3,098 OI2026-10-16: 3,099 OI2026-10-21: 3,102 OI2026-10-23: 3,104 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WDAY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,104+2
Oct 21, 20263,102+3
Oct 16, 20263,099+1
Oct 15, 20263,098-5
Oct 14, 20263,1030
Oct 12, 20263,1030
Oct 09, 20263,103No prior observation